Nature's Bounty Magnesium 400 mg Softgel
- Magnesium
- Softgel
- Magnesium
- 75
- More reviewed than 72%
A straightforward 400 mg magnesium softgel built for general bone, nerve and heart support, best suited to buyers without soy or sulfite sensitivities.
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How it ranks among the 108 magnesium we track
4.6★ across 8,400 Amazon ratings, Bayesian-smoothed toward the category average.
8,400 Amazon ratings, weighted on a log scale so huge counts don't drown everything.
2,000+ bought on Amazon last month.
Brand identity, imagery, description and spec coverage.
The ProductDome score is separate from the Amazon rating shown above: it combines the Bayesian-smoothed Amazon rating with evidence volume, tracked demand, and data quality across the 108 magnesium we track - how the scorecard works · full magnesium data report. Confidence: high - strong rating volume and complete data.Last refreshed Aug 4, 2026. Data-computed, not a hands-on test. Compiled by the ProductDome Research Team.
Overview
Nature's Bounty Magnesium 400 mg softgels pack 75 softgels per bottle, delivering the mineral in a swallowable gel capsule aimed at supporting bone, nerve and heart function for men and women who want a straightforward daily magnesium dose.
Magnesium is one of the more commonly under-consumed minerals in typical diets, and Nature's Bounty packages a full 400 mg into a softgel that is easier to swallow than a large tablet. The formula is marketed for whole body support, covering bone, nerve and heart function rather than one narrow use. Buyers with soy or sulfite sensitivities should note the allergen listing, since both soy and sulfur dioxide appear on the label.
- 400 mg magnesium per softgel
- 75 softgels per bottle
- Marketed for bone, nerve and heart support
- Softgel form for easier swallowing
Who it's for
Suited to adults looking for a single, well-rounded daily magnesium dose to support bone, nerve and heart health, especially those who find softgels easier to take than large tablets. Not the right pick for anyone with a soy or sulfite allergy, since both are listed allergens.
Strengths and trade-offs
Drawn from this product's published specifications.
- Full 400 mg magnesium dose per softgel
- Softgel format easier to swallow than large tablets
- Positioned for bone, nerve and heart support together
- Contains soy and sulfur dioxide, both listed allergens
- 75-count bottle is modest at higher daily doses
Performance notes
Each softgel carries 400 mg of magnesium, a mineral involved in bone density, nerve signaling and heart rhythm, which is why the listing frames it as whole body support rather than one specific benefit. The softgel shell is designed to go down easier than a compressed tablet of the same dose. With 75 softgels per bottle, the supply length depends on how many are taken per day per the label.
Specifications
| Brand | Nature's |
|---|---|
| Model | 59408 |
| Form | Softgel |
| Supplement Type | Magnesium |
| Count | 75 |
| Benefits | Bone Strength |
| Flavor | 400 mg |
| Diet | Plant Based |
| Allergens | Soy, Sulphur Dioxide |
Other Nature's magnesium
How it compares
This product against the closest alternatives we track in magnesium.
| Product | Amazon rating | Ratings | ProductDome score |
|---|---|---|---|
| Nature's Bounty Magnesium 400 mg SoftgelThis product | 4.6 / 5 | 8,400 | 4.6 / 5 |
| Nature Made Magnesium Oxide 250 mgNATURE | 4.7 / 5 | 34,500 | 4.6 / 5 |
| NaturalSlim MagicMag Magnesium Citrate Powder for StressNaturalSlim | 4.7 / 5 | 26,700 | 4.6 / 5 |
| NOW Supplements, Magnesium Citrate, Enzyme Function*, Nervous System Support*, 120 Veg…Now | 4.7 / 5 | 25,200 | 4.6 / 5 |
| Life Extension Magnesium CapsLife | 4.7 / 5 | 16,700 | 4.6 / 5 |
Similar magnesium from other brands
Questions about the Nature's 59408
Common buyer questions answered straight from the product spec data - no fluff, no "it depends".
How much magnesium is in each Nature's Bounty Magnesium 400 mg softgel?
Each softgel contains 400 mg of magnesium.
What allergens are listed for Nature's Bounty Magnesium 400 mg Softgels?
The label lists soy and sulfur dioxide as allergens.
How many softgels come in one bottle of this Nature's Bounty magnesium product?
One bottle contains 75 softgels.